In chemistry, the term physical change implies that a substance is changing form, like when water freezes to form ice. The water has not changed its identity, only its appearance from a liquid to a solid. Physical processes like shaking, hitting or even chewing can help things change their form. For example, when we chew […]
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Hands-Free Balloon Blowing
Now that we have tackled, Liquids and Solids, we move on to the scientific properties of Gas. There are three states of matter: solids, liquids and gas. Unlike liquids and solids, gases are a challenge to “see” because the particles are so small that they are almost invisible. We can collect gas when we blow […]
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